/*
 * The contents of this web application are subject to the Mozilla Public License Version 
 * 1.1 (the "License"); you may not use this web application except in compliance with 
 * the License. You may obtain a copy of the License at http://www.mozilla.org/MPL/.
 * 
 * Software distributed under the License is distributed on an "AS IS" basis, 
 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License 
 * for the specific language governing rights and limitations under the License.
 * 
 * The Original Code is owned by and the Initial Developer of the Original Code is 
 * Composite A/S (Danish business reg.no. 21744409). All Rights Reserved
 * 
 * Section 11 of the License is EXPRESSLY amended to include a provision stating 
 * that any dispute, including but not limited to disputes related to the enforcement 
 * of the License, to which Composite A/S as owner of the Original Code, as Initial 
 * Developer or in any other role, becomes a part to shall be governed by Danish law 
 * and be initiated before the Copenhagen City Court ("K�benhavns Byret")            
 */

using System;
using System.Collections.Generic;
using System.Linq;
using System.Reflection;
using Composite.Core.Types;
using Composite.Data.Validation.ClientValidationRules;
using Composite.Data.Validation.Foundation;
using Composite.Data.Validation.Foundation.PluginFacades;
using Microsoft.Practices.EnterpriseLibrary.Validation.Validators;


namespace Composite.Data.Validation
{
    internal sealed class ClientValidationRuleFacadeImpl : IClientValidationRuleFacade
    {
        public List<ClientValidationRule> GetClientValidationRules(Type type, string propertyName)
        {
            Verify.ArgumentNotNull(type, "type");
            Verify.ArgumentNotNullOrEmpty(propertyName, "propertyName");

            PropertyInfo propertyInfo = type.GetProperty(propertyName);

            Verify.IsNotNull(propertyInfo, "The property named '{0}' not found on the type '{1}'", propertyName, type);

            List<ValidatorAttribute> attributes = propertyInfo.GetCustomAttributesRecursively<ValidatorAttribute>().ToList();

            var rules = new List<ClientValidationRule>();
            foreach (ValidatorAttribute attribute in attributes)
            {
                string translatorName = ClientValidationRuleTranslatorRegistry.GetTranslatorName(attribute.GetType());

                if (translatorName != null)
                {
                    ClientValidationRule rule = ClientValidationRuleTranslatorPluginFacade.Translate(translatorName, attribute);

                    rules.Add(rule);
                }
            }

            return rules;
        }
    }
}
